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10

Specifications

Overall System

Operating Frequency

VHF high band, 169 MHz to 207 MHz

Frequency Stability

± 0.005%

Modulation Mode

FM

Maximum Deviation

±15 kHz

Operating Range

200' minimum

Operating Temperature Range

40° F (4° C) to 110° F (43° C)

Frequency Response

100 Hz to 15 kHz

Receiver

Receiving System

Non-diversity single-channel dual antenna system

Image Rejection

50 dB minimum

Signal-to-noise Ratio

80 dB at 10 kHz deviation (IEC-weighted)

Total Harmonic Distortion

1% (10 kHz deviation at 1 kHz)

Sensitivity

10 µV for 60 dB S/N (IEC-weighted)

Audio Output

350 mV (1 kHz modulation, 10 kHz deviation, 1M ohm load)

Power Supply

12V DC, 300 mA, with provided AC adapter

Dimensions

4.33" (110.0 mm) W x 1.38" (35.1 mm) H x 8.27" (210.1 mm) D

Net Weight

10.2 oz (289 grams)

Accessory Included

AD1203A AC adapter

UniPak

Transmitter

RF Power Output

50 mW Max

Spurious Emissions

Under federal regulations

Dynamic Range

90 dB

Input Connections

High impedance, low impedance, bias

Battery

9V (NEDA type 1604) alkaline, not included

Current Consumption

30 mA typical

Battery Life

Approximately 15 hours in High position
Approximately 20 hours in Low position

Dimensions

2.56" (65.0 mm) W x 4.33" (110.0 mm) H 
x 1.00" (25.4 mm) D

Net Weight (without battery)

2.8 oz (78 grams)

Handheld Transmitter

RF Power Output

50 mW Max

Spurious Emissions

Under federal regulations

Dynamic Range

90 dB

Microphone Element

Dynamic unidirectional

Battery

9V (NEDA type 1604) alkaline, not included

Current Consumption

30 mA typical

Battery Life

Approximately 15 hours in High position
Approximately 20 hours in Low position

Dimensions

9.50" (241.3 mm) long, 2.10" (53.3 mm) diameter

Net Weight (without battery)

12.7 oz (360 grams)

Accessory Included

AT8431 stand clamp

11

Wireless Essentials

Microphones and Cables 

All Wireless Essentials accessories are terminated for use with ATW-T27 and other 
UniPak

transmitters.

AT829cW

Miniature cardioid condenser lavalier microphone. Includes clothing clip and windscreen.
Provided with PRO 127L system.

MT830cW

Subminiature omnidirectional condenser lavalier microphone. Includes clothing 
clip and windscreen.

MT830cW-TH

“Theater” model, same as MT830cW except beige color mic and cable for concealment.

AT831cW

Miniature cardioid condenser lavalier microphone. Includes clothing clip and windscreen.

AT851cW

Surface-mount wide-range hemi-cardioid condenser microphone.

AT857AMLcW

19" gooseneck cardioid microphone. Mounts to 

5

/

8

"-27 thread. Includes windscreen.

ATM35cW

Cardioid condenser instrument microphone. Includes AT8418 clip-on 
instrument mount.

ATM73cW

Headworn cardioid condenser microphone. Includes windscreen.

ATM75cW

Headworn cardioid condenser microphone. Includes windscreens and cable clip.

PRO 8HEcW

Headworn hypercardioid dynamic microphone. Includes windscreen and cable  clip. 
Provided with PRO 127H system.

PRO 35xcW

Cardioid condenser instrument microphone. Includes AT8418 clip-on instrument mount.

AT-GCW

Hi-Z instrument/guitar cable with 

1

/

4

" phone plug.

Provided with PRO 127G system.

XLRW

Connecting cable for UniPak transmitter with an XLRF-type input connector, for 
Lo-Z microphones with XLRM-type output terminations.

Optional System Accessories

Other Accessories

AT8114           

Foam windscreen for handheld transmitter.

AT8141           

Water-resistant pouch for UniPak transmitter. 

AT8390          

Shielded audio cable with 

1

/

4

" to

1

/

4

" phone plugs. Available in a variety of lengths.

(Also available with one straight and one 90° phone plug as the AT8316.)

AT8431          

Stand clamp for handheld transmitter, 

5

/

8

"-27 threads.

AT8633          

Rack-mount adapter kit allows mounting one or two PRO-R1 receivers in a

single 19" rack space.  

ATW-VP10     

Vinyl pouch with belt clip to hold UniPak transmitter. 

Summary of Contents for PRO 127G

Page 1: ...reless Systems PRO 127G UniPak System with Guitar Cable PRO 127H UniPak System with Headworn Microphone PRO 127L UniPak System with Lavalier Microphone PRO 128 Handheld Dynamic Microphone System Installation and Operation ...

Page 2: ...e system is the successful result of years of design and manufacturing experience Each professional wireless system includes a receiver and either a body pack or a handheld transmitter on a specific crystal controlled frequency The versatile UniPak body pack transmitter has both low and high impedance inputs plus a bias connection for use with dynamic and electret condenser microphones as well as ...

Page 3: ...or best results allow the antenna to hang freely and full length from the bottom of the transmitter If the received signal is marginal experiment with different transmitter positions on your body or instrument or try repositioning the receiver Do not attempt to remove replace or change the length of the transmitting antenna 5 Fig E Fig F BATT ON OFF ST BY INPUT POWER BATT ANT OFF ON ST Battery Con...

Page 4: ...level controls to operate in their normal range not set too high or too low This provides the optimum signal to noise for the entire system 9 Turn the transmitter off when not in use Remove the battery if the transmitter is not to be used for a period of time 10 Unplug the AC adapter from the AC outlet when the system is not in use 6 System Operation Check the frequency of the system against the c...

Page 5: ...ence please record them in the space provided below Because most of these authorized frequencies are shared with TV broadcasting frequency selec tion is largely dependent upon which TV broadcast channels are in operation where the wireless system is to be used RF Interference If you encounter receiving interference from other than an operating TV station often it can be eliminated by adjusting the...

Page 6: ...ssentials Microphones and Cables All Wireless Essentials accessories are terminated for use with ATW T27 and other UniPak transmitters AT829cW Miniature cardioid condenser lavalier microphone Includes clothing clip and windscreen Provided with PRO 127L system MT830cW Subminiature omnidirectional condenser lavalier microphone Includes clothing clip and windscreen MT830cW TH Theater model same as MT...

Page 7: ...r special damages any warranty of merchantability or fitness for particular purpose expires when this warranty expires This warranty gives you specific legal rights and you may have other rights which vary from state to state Outside the U S A please contact your local dealer for warranty details Notice to individuals with implanted cardiac pacemakers or AICD devices Any source of RF radio frequen...

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